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HOME/PEOPLE/SHANE MAC
// PERSON

Shane Mac

AT XMTPMENTIONS 1LAST SEEN SEPTEMBER 29, 2026
// BIO

Shane Mac is the co-founder of XMTP, an open communication protocol and decentralized network for web3 messaging. He previously co-founded and served as CEO of Assist, an enterprise chatbot platform for messaging and voice that was acquired by Conversocial in 2019. He also co-founded Squared Away, a remote executive assistant service employing military spouses, and was part of Gist.com, a social CRM company acquired by BlackBerry in 2010.

// RECENT MENTIONS
// SIGNALS
1 SIGNAL
01
product·The a16z Show·SEPTEMBER 29, 2026

“you add an agent to a group chat, but that agent is silent and it's purely a listener. It's taking notes on what people are talking about.”

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Shane Mac · XMTP — 1 mention on Teahose